High severity7.5NVD Advisory· Published Apr 17, 2020· Updated Jun 17, 2026
CVE-2020-11868
CVE-2020-11868
Description
ntpd in ntp before 4.2.8p14 and 4.3.x before 4.3.100 allows an off-path attacker to block unauthenticated synchronization via a server mode packet with a spoofed source IP address, because transmissions are rescheduled even when a packet lacks a valid origin timestamp.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
73- cpe:2.3:a:netapp:data_ontap:-:*:*:*:*:7-mode:*:*
- cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:vasa_provider_for_clustered_data_ontap:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:netapp:vasa_provider_for_clustered_data_ontap:*:*:*:*:*:*:*:*range: >=7.2
- cpe:2.3:a:netapp:vasa_provider_for_clustered_data_ontap:*:*:*:*:*:vsphere:*:*range: >=7.2
- cpe:2.3:a:netapp:virtual_storage_console:*:*:*:*:*:vsphere:*:*Range: >=7.2
cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*+ 27 more
- cpe:2.3:a:ntp:ntp:*:*:*:*:*:*:*:*range: <=4.2.7
- cpe:2.3:a:ntp:ntp:4.2.8:-:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p1-beta1:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p1-beta2:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p1-beta3:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p1-beta4:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p1-beta5:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p1-rc1:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p1-rc2:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p10:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p11:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p12:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p13:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p1:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p2-rc1:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p2-rc2:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p2-rc3:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p2:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p3-rc1:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p3-rc2:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p3-rc3:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p3:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p4:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p5:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p6:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p7:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p8:*:*:*:*:*:*
- cpe:2.3:a:ntp:ntp:4.2.8:p9:*:*:*:*:*:*
- cpe:2.3:o:netapp:all_flash_fabric-attached_storage_8300_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:all_flash_fabric-attached_storage_8700_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:all_flash_fabric-attached_storage_a400_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fabric-attached_storage_8300_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fabric-attached_storage_8700_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:fabric-attached_storage_a400_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:hci_storage_node_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
- ntp/ntpdescription
- osv-coords23 versionspkg:rpm/opensuse/ntp&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/ntp&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/ntp&distro=openSUSE%20Tumbleweedpkg:rpm/suse/ntp&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/ntp&distro=SUSE%20Enterprise%20Storage%205pkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP1pkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP2pkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-LTSSpkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4pkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/ntp&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/ntp&distro=SUSE%20OpenStack%20Cloud%207pkg:rpm/suse/ntp&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/ntp&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208
< 4.2.8p15-lp151.2.3.1+ 22 more
- (no CPE)range: < 4.2.8p15-lp151.2.3.1
- (no CPE)range: < 4.2.8p15-lp152.3.3.1
- (no CPE)range: < 4.2.8p15-7.2
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-4.10.1
- (no CPE)range: < 4.2.8p15-4.10.1
- (no CPE)range: < 4.2.8p15-64.16.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-4.10.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-4.10.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-88.1
- (no CPE)range: < 4.2.8p15-88.1
Patches
Vulnerability mechanics
References
8- support.ntp.org/bin/view/Main/NtpBug3592nvdPatchVendor Advisory
- www.oracle.com//security-alerts/cpujul2021.htmlnvdPatchThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00005.htmlnvdMailing ListThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2020-07/msg00044.htmlnvdMailing ListThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party Advisory
- lists.debian.org/debian-lts-announce/2020/05/msg00004.htmlnvdMailing ListThird Party Advisory
- security.gentoo.org/glsa/202007-12nvdThird Party Advisory
- security.netapp.com/advisory/ntap-20200424-0002/nvdThird Party Advisory
News mentions
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